Home / 114,745.03-172,058.11-51,510.68

Finding the Fourth Proportional to 114,745.03, 172,058.11 and 51,510.68

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Solution

The fourth proportional to 114,745.03, 172,058.11 and 51,510.68 is: 77,239.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,745.03 : 172,058.11 = 51,510.68 : x
  2. Step 2: Convert to fraction form
    114,745.03/172,058.11 = 51,510.68/x
  3. Step 3: Cross multiply
    114,745.03x = 172,058.11 × 51,510.68
  4. Step 4: Simplify right side
    114,745.03x = 8,862,830,245.61
  5. Step 5: Solve for x
    x = 8,862,830,245.61/114,745.03
  6. Step 6: Final answer
    x = 77,239.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.